78528160

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2837}}^1$

素因数の和:3025

約数の個数: 48

約数和(自身を含む): 186660936

約数和(自身を除く): 108132776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 2837, 3460, 5536, 5674, 6920, 11348, 13840, 14185, 22696, 27680, 28370, 45392, 56740, 90784, 113480, 226960, 453920, 490801, 981602, 1963204, 2454005, 3926408, 4908010, 7852816, 9816020, 15705632, 19632040, 39264080, 78528160]

約数ペア:

[(1, 78528160), (2, 39264080), (4, 19632040), (5, 15705632), (8, 9816020), (10, 7852816), (16, 4908010), (20, 3926408), (32, 2454005), (40, 1963204), (80, 981602), (160, 490801), (173, 453920), (346, 226960), (692, 113480), (865, 90784), (1384, 56740), (1730, 45392), (2768, 28370), (2837, 27680), (3460, 22696), (5536, 14185), (5674, 13840), (6920, 11348)]